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Diablo Canyon Power Plant, Unit 1

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3304

Diablo Canyon Power Plant, Unit 2

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3468

Non-Public Security Inspection Plan For Diablo Canyon Nuclear Power Plant, Units 1 And 2 (Nuclear Regulatory Commission Physical Security Inspection Report Number 05000275/2016402 And 05000323/2016402) - Letter Only.

OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION “Enclosure transmitted herewith contains SUNSI. When separated from enclosure, this transmittal document is decontrolled.” OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION March 1, 2017 Mr. Edward D. Halpin, Senior Vice Pres...

Diablo Canyon, Units 1 and 2 - Summary of 06/10/1976 Meeting with Pacific Gas & Electric to Discuss Seismic Design Reevaluation.

Distribution:ocket FileRC 'PDRLocal PDRTICNRR ReadingLNR 01 FileB. C, RuscheE. G. CaseR. S. BoydR. C. DeYoungR. DeniseD. SkovholtJ. StolzK. Kniel0. ParrD. YassalloR. ClarkT. SpeisP. CollinsC. HeltemesR. HoustonS. VarqaJ. HillerF. J. WilliamsR. HeinemanH. DentonD. AllisonAttorn...

Submits Governor Brown comments on NUREG-0862,Issue 2, "Insp Rept of Preliminary Rept,Seismic Reverification Program at Diablo Canyon Nuclear Power Plant,Units 1 & 2," Truly independent audit should be initiated.

SUBJECT: Submit;s Governor Brown comments on NUREG-0862i Issue 2i"InspRept of «Prel'iminary Reptiseismic Reverification 'Program atDiablo Canyon Nuclear Po~er lPlantPUnits 1 L 2s." Trulyindependent -audi«t should be -initiated~DISTRIBUTION CODE: BOOIS,COPIES RECEIVED:LTR,Q ENC...

Forwards Rev 3 of Holtec Rept HI-931077, "Criticality SE of Region 2 of Diablo Canyon SF Storage Racks W/Fuel of 5.0% Enrichment," updating pages 4 & 5 for Attachment F of LAR 95-01,increasing max fuel enrichment limit.

PRIORITY(ACCELERATED RZDS PROCESSING)REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)gACCESSION NBR:9508280338 DOC.DATE: 95/08/22 NOTARIZED: NO DOCKETFACIL:50-,275 Diablo Canyon Nuclear Power Plant, Unit 1,Pacific Ga 05000275 P50-323 Diablo Canyon Nuclear Power Plant, Unit2,P...

5/12/04, Diablo Canyon, Units 1 & 2 - Issuance of Amendment Re: Increasing Flexibility in Mode Restraints (TAC Nos. MC0895 and MC0896).

May 12, 2004Mr. Gregory M. Rueger Senior Vice President, Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Power PlantP. O. Box 3Avila Beach, CA 93424SUBJECT: DIABLO CANYON POWER PLANT, UNIT NOS. 1 AND 2 - ISSUANCE OFAMENDMENT RE: INCREASIN...

07/02/03 - Ltr. to Dr. K. Mellon, California Office of Historic Preservation, Request for Concurrence on Determination of Effects on Historic Properties for Proposed Diablo Canyon Independent Spent Fuel Storage Installation (72-26, 50-275, 50-323)

July 2, 2003Dr. Knox MellonState Historic Preservation OfficerCalifornia Office of Historic Preservation1416 Ninth Street, Room 1442-7Sacramento, CA 95814SUBJECT: REQUEST FOR CONCURRENCE ON THE DETERMINATION OF EFFECTSON HISTORIC PROPERTIES FOR THE PROPOSED DIABLO CANYONINDEP...

Diablo Canyon, Units 1 & 2 - Supplement to License Amendment Request 03-17, Common STARS License Amendment Implementation of WCAP-14333 and WCAP-15376, RTS and ESFAS Test Times, Completion Times, and Surveillance Test Intervals.

Pacific Gas andElectric CompanyDavid H. Catley Diablo Canyon Power PlantVice President and PO. Box 56General Manager Avila Beach. CA 93424November 5, 2004 805.545A350Fax: 805.545.4234PG&E Letter DCL-04-153U.S. Nuclear Regulatory CommissionAttn: Document Ccntrol DeskWashington,...

2020/02/10 NRR E-mail Capture - Diablo Canyon Nuclear Power Plant, Units 1 and 2 - Request for Additional Information for Post -Shutdown Decommissioning Activities Report (PSDAR) (EPID L-2019-LRL-0004)

From: Singal, Balwant Sent: Monday, February 10, 2020 2:36 PM To: Soenen, Philippe Subject: Diablo Canyon Nuclear Power Plant, Units 1 and 2 - Request for Additional Information for Post-Shutdown Decommissioning Activities Report (PSDAR) (EPID L-2019-LRL-0004) The regulation ...

Rev 1 to "Diablo Canyon Unit 1 IDVP Verification of Corrective Action:Large Bore Piping," interim Technical Rept 59.

'IRobert L. Cloud and Associates, Inc.Interim Technical ReportDIABLO CANYON UNIT lIDVP VERIFICATION OF CORMKZKVE ACTION-Large Bore PipingIIR f59,RevisionlDocket No. 50-275License No. DPR-761~'/63Project Reviewer DateTechnical Review8309300297 830926PDR ADQCK 05000275'R, . PDR*...

Diablo Canyon Nuclear Power Plant, Units 1 and 2 - FRN Re: Notification of the Availability of the Post-Shutdown Decommissioning Activities Report in the Federal Register (EPID L-2019-LRL-0004)-Cancellation of Public Meeting

[7590-01-P] NUCLEAR REGULATORY COMMISSION [Docket Nos. 50-275 and 50-323; NRC-2020-0054] Pacific Gas and Electric Company Diablo Canyon Nuclear Power Station, Units 1 and 2 Cancelling of Public Meeting AGENCY: Nuclear Regulatory Commission. ACTION: Notice of receipt; public...

Diablo Canyon Units 1 & 2, Supplement 1 to License Amendment Request 03-05, Revision of Technical Specification (TS) 3.7.10, "Control Room Ventilation System (CRVS)." TS 3.7.12. "Auxiliary Building Ventilation System (ABVS)." TS 3.7.13.

Pacific Gas andElectric CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and P0. Box 56General Manager Avila Beach, CA 93424August 8, 2003 805.545.4350Fax: 805.545.4234PG&E Letter DCL-03-095U.S. Nuclear Regulatory CommissionAttn: Document Control DeskWashington, ...

Diablo Canyon Power Plant, Unit Nos. 1 and 2 - Pre-Submittal Meeting - Presentation Slides (EPID L-2019-LRM-0034)

Diablo Canyon Power PlantPost-Shutdown Decommissioning Activities Report, Site-Specific Decommissioning Cost Estimate, and Irradiated Fuel Management Plan Pre-Application MeetingPresented by: Brian Ketelsen – Decommissioning Manager, Business AnalysisPhilippe Soenen – Decommis...

Diablo Canyon Power Plant - Final Significance Determination of a White Finding, Notice of Violation, and Follow-up Assessment Letter; NRC Inspection Report 05000275/2016010 and 05000323/2016010.

December 28, 2016 EA-16-168 Mr. Edward D. Halpin Senior Vice President and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT - FINAL SIGNIFICANCE DETE...

Supplemental response to second set of interrogatories. Certification of counsel & Certificate of Svc encl.Related correspondence.

..4--" -_, '~f.Ew'~hT:D CO35E20::DDCE8~'n.UNITED STATES OF AMERICA_00CKETEDUSl4RCNUCLEAR REGULATORY COMMISSIONBEFORE THE ATOMIC SAFETY AND LICENSING APP10 D0FFICE OF SECRETAli?-)In the Matter of00CKEilHG & SERVICE) BRAl:CH)PACIFIC GAS AND ELECTRIC COMPANY)Docket Nos.50-275 0.L...

LER 03-001-00 From Diablo Canyon Unit 2 Regarding Steam Generator Tube Plugging Due to Stress Corrosion Cracking.

- 1 Pacific Gas andElectic CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and PO Box 56General Manager Avila Beach, CA 93424March 14, 2003 805 545 4350Fax 805 545 4234PG&E Letter DCL-03-031U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington,...

Diablo Canyon, Units 1 & 2, License Amendments 132 & 130, Authorizes Revisions to Licensing Basis as Described in Final Safety Analysis Report Update to Incorporate Modification to 230 kV Offsite Power System.

April 29, 1999Mr. Gregory M. Rueger Senior Vice President and General Manager Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant P. 0. Box 3 Avila Beach, California 93424 SUBJECT: ISSUANCE OF AMENDMENTS FOR DIABLO CANYON NUCLEAR POWER PLANT, UNIT NO. 1 (TAC NO....

Notice of objections to ASLB 810804 order.Generally objects to ASLB erroneous interpretation & application of Commission policy on litigation of TMI-related issues.Alternatively, issues should be certified to NRC.W/Certificate of Svc.

r:~-/,\<- 'sf,.BIM|8I%?-_ f. sQ 195 >UNITED STATES OF AMERICA ]i t~...As ~ NUCLEAR ~ REGULATORY COMMISSION9, .BEFORE-THE ATOMIC SAFETY AWD LICENSING BOARD)In the Matter-of))PACIFIC GAS AND EL8CTRIC COMPANY)Docket Nos. 50-275 O.L.)50-323 0.L.(Diablo Canfon Nuclear Power)' *~h x...

Diablo Canyon, Units 1 and 2 - Equipment needed to achieve RHR operating conditions.

DOCkoi t'lOS 60-276/323 JDEC8 $77tlE'10RANOUN FOR: R. Bosnak, Chief, Mechanical Engineering Branch, DSSTllRU:FROM:SUNECT:T. N. Novak, Chief, Reactor Systems Branch, DSSS. L. Israel, Section Leader, Reactor Systems Branch, DSSEQUIPMENT NEEDED TO ACHIEVE RHR OPERATING CONDITIONS...

Enclosure 1 - Diablo Canyon Power Plant Emergency Plan Revision Numbers for Emergency Plan Sections and Appendices.

Enclosure 1 PG&E Letter DCL-18-074 PG&E Letter DIL-18-012 DIABLO CANYON POWER PLANT EMERGENCY PLAN Revision Numbers for Emergency Plan Sections and Appendixes Enclosure 1 PG&E Letter DCL-18-074 PG&E Letter DIL-18-012 DIABLO CANYON POWER PLANT EMERGENCY PLAN IMPLEMENTING PROCED...

Diablo Canyon Power Plant, Unit Nos. 1 and 2 - Issuance of Amendment Nos. 232 and 234 RE: Revision to Technical Specifications to Adopt Technical Specification Task Force (TSTF) Change Traveler TSTF-547, Revision 1(EPID L-2017-LLA-0309).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 Mr. James M. Welsch Vice President, Nuclear Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 April ...

"Diablo Canyon Power Plant Unit 1 Reactor Containment Bldg Integrated Leakage Rate Test."

Enclosure to PGItE Letter No. DCL-91-153 PACIFIC GAS AND ELECTRIC COMPANYDIABLO CANYON POWER PLANTUNIT 1 REACTOR CONTAINMENT BUILDINGINTEGRATED LEAKAGE RATE TESTSubmitted byPacific Gas and Electric CompanyJune, 199191062400419'i06i:3PDRADOCK05000275PPDRiw>TABLE OF CONTENTSPAGE...

SER Related to the LR of Diablo Canyon Nuclear Power Plant, Units 1 and 2.

Safety Evaluation Report Related to the License Renewal of Diablo Canyon Nuclear Power Plant, Units 1 and 2 Docket Nos. 50-275 and 50-323 Pacific Gas and Electric Company U.S. Nuclear Regulatory Commission Office of Nuclear Reactor Regulation June 2011 ...

Diablo Canyon, Units 1 and 2 - NRC Response to Senator C. Mathias Regarding Constituent M. Barbour's Communications Arguing that Diablo Canyon Plant Should Not Be Allowed to Operate.

Docket No. 50-275and'0-323The Honorable Charles 8:C. flathias, Jr.United States Senate'lfashington, D. C. 20510Dear S~tor Hathias:I am pleased to respond to your note of February 10, 1977, forwardinga note from your constituent Ns. 5<~ian Barbour. Hs. Barbour enclosed theJanua...

Forwards Joint Intervenors application for stay & request for action prior to or concurrent w/scheduled 831108 vote re reinstatement of suspended low power license.

3*CENTER FOR LAWDOCKETEDIN THE PUBLIC INTERESTUStPCLEGAL STAFFsoest West PfCO eOULEvaRD WASHINGTON. O C. OFFICEN ANCY C. CRISMAN*' CAR LvLE W. HALL,JR. THIRD FLOOR,, g,g gg g,3'f,,T;:f,g,,, LO. A~ 0 EL E., C*u rO R N I .oo. A- ..'83 NOV -2 4946oRATHERINE R R ANSEL'T E LE PHO N...

Diablo Canyon, Units 1 & 2 and ISFSI - Emergency Plan Update for Appendix D Category H, Appendix F, Section 5 and Coversheet.

Pacific Gas and Electric Company® May 12, 2017 PG&E Letter DCL-17 -044 PG&E Letter DIL-17-006 James M. Welsch Vice President, Nuclear Generation Diablo Canyon Power Plant Mail Code 104/6 P. 0. Box 56 Avila Beach, CA 93424 805.545.3242 Internal: 691.3242 Fax: 805.545.4884 U.S. ...